Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
Give this quiz to my class
Q 1/50
Score 0
It is a cosmological model stating that the universe started its expansion about 13.8 billion years ago.
60
Star Formation Theory
Big Bang Theory
Atomic Theory
Nucleosynthesis
Q 2/50
Score 0
Which of the following processes is likely to generate the heaviest element?
60
r-process
Triple-alpha process
CNO cycle
Proton-proton chain reaction
50 questions
Q.
It is a cosmological model stating that the universe started its expansion about 13.8 billion years ago.
1
60 sec
Q.
Which of the following processes is likely to generate the heaviest element?
2
60 sec
Q.
Which of the following reactions is not a part of the alpha ladder?
3
60 sec
Q.
Main sequence stars are stars which form Helium atoms primarily through ____________.
4
60 sec
Q.
Which correctly describes nucleosynthesis?
5
60 sec
Q.
Which process involves repeated proton capture and beta-plus decay?
6
60 sec
Q.
How many protons are used in a nucleosynthesis to create a single atom of Helium?
7
60 sec
Q.
Choose the best response: The heavy elements in a star are found in its core.
8
60 sec
Q.
Which process involves the given chemical reaction? (_2^4)He+ (_2^4)He+(_2^4)He=(_6^12)C
9
60 sec
Q.
How many proton/s does a deuterium has?
10
60 sec
Q.
Which correctly describes a matter?
I. It has mass.
II. Everything that exists is matter.
III. It is anything that has weight
IV. It occupies space.
11
60 sec
Q.
Which of the following was NOT part of the ideas of Leucippus and Democritus?
12
60 sec
Q.
Who made the discovery of the electron of an atom?
13
60 sec
Q.
How will you describe the charge of an alpha particle?
14
60 sec
Q.
Modified True or False: Most of the heaviest elements were formed in main-sequence stars
15
60 sec
Q.
Which holds TRUE about a proton?
16
60 sec
Q.
Which is an example of matter?
17
60 sec
Q.
Which set of words best describes an atom?
18
60 sec
Q.
If a given element has an atomic number of 40, which statement(s) will hold TRUE about the element?
I. It has 40 electrons.
II. It has 20 neutrons.
III. It has 40 protons.
IV. It has 20 neutrons and 20 protons.
19
60 sec
Q.
Which atomic model describes the atom as a sphere of uniform positive charge with electrons scattered through it?
20
60 sec
Q.
How many neutrons does the element (_92^238)U has?
21
60 sec
Q.
He proposed an atomic model known as the plum pudding model
22
60 sec
Q.
He proposed that the three essentials or tria prima, salt, mercury, and sulfur, should be balanced to maintain health.
23
60 sec
Q.
It is the lightest element and the most abundant in space.
24
60 sec
Q.
Which of the following describes alchemy?
25
60 sec
Q.
Which of the following became the problem of the alchemy as time passed by?
26
60 sec
Q.
Who invented gunpowder?
27
60 sec
Q.
It is a star that blows apart and releases a large amount of energy
28
60 sec
Q.
It is the gas that we exhale.
29
60 sec
Q.
Who made the discovery of the proton of an atom?
30
60 sec
Q.
Which of the following is a contribution of Indian Alchemy?
31
60 sec
Q.
Which of the following are particles that make up an atom?
32
60 sec
Q.
Which of the following is true about laudanum?
33
60 sec
Q.
Which of the following is NOT part of Dalton’s Chemical Atomic Theory?
34
60 sec
Q.
The forces of attraction that exist between nonpolar molecules are called:
35
60 sec
Q.
Which substance is made up of molecules that are dipoles?
36
60 sec
Q.
The kind of attraction that explains the dissolving of sodium chloride in water is:
37
60 sec
Q.
In which of the following liquids are hydrogen bonds strongest between molecules?
38
60 sec
Q.
Which of the following liquids has the weakest London dispersion forces of attraction between its molecules?
39
60 sec
Q.
In which is Hydrogen bonding likely to play an important role?
40
60 sec
Q.
Which of the following is a fundamental or basic difference between molecules of solids, liquids and gases?
41
60 sec
Q.
It is the ability of fluids to resist flowing.
42
60 sec
Q.
It causes the spontaneous rising a liquid in a narrow tube.
43
60 sec
Q.
Substances with weaker IMFA have higher melting points compared to those with weaker IMFA.
44
60 sec
Q.
Polar molecules have higher me lting points than nonpolar molecules.
45
60 sec
Q.
Polar solutes dissolve in nonpolar solvents while nonpolar solutes dissolve in polar solvents.
46
60 sec
Q.
When adhesive forces are greater than the cohesive forces within a liquid in a narrow tube, the surface liquid will curve downward.
47
60 sec
Q.
If substance Q has polar molecules with complex structures, then it is highly viscous.
48
60 sec
Q.
Substance A evaporates the fastest compared to substance E and I. Then, we can conclude that it has the strongest IMFA.
49
60 sec
Q.
It is the reason why some insects can walk on the surface of the water.
